Oral administration is the most logical route for gut-focused applications, since the peptide is uniquely stable in gastric juice
The 0.9% concentration is well within the threshold of clinical standards for preservative use in injectable solutions without adverse effects on cell viability or peptide efficacy.[12] Microbial efficacy testing demonstrates no contamination after 30 withdrawals at 4C for up to 60 days.[13][14] 2.2 Stability in Peptide Solutions Research shows that Reconstitution Solution preserves the integrity of peptides such as BPC-157, TB-500, and CJC-1295 over multiple cycles of use
Some prefer mixing in the same syringe for fewer injections, while others administer separately to allow individual tracking
As I see it, they might be suspicious, they might ask questions, but they have no actual basis to refuse it
Peptides Lab UK supplies bacteriostatic water as a sterile, laboratory-grade reconstitution solvent specifically formatted for use with lyophilised research peptide preparations